Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...

An investigation into two severe H5N1 illnesses in exclusively indoor cats found that they may have been exposed by ...

Bird flu has dominated the headlines lately, and many wonder what it is and how does it affect food. We delve into its ...

The Public Health Agency of Canada said Wednesday it's purchased 500,000 doses of a human vaccine to protect against avian influenza for those most at risk from being exposed to the virus by infected ...

On February 5, the US Department of Agriculture said dairy cattle in the United States had tested positive for a particular strain of bird flu that was not previously found in cows.

The virus is spreading with greater speed among animals, with transmission to humans increasing. But risk to the general ...

A new strain of avian flu, H5N1, has spread to dairy cows and domestic cats in the U.S., with a dairy worker in Nevada ...

Bird flu remains a growing problem across the U.S., and many of us have questions about how serious it is and how worried we ...

With so much H5N1 circulating in the U.S., scientists worry we are a few mutations away from a potential human pandemic.

Echoing results from earlier California investigations into H5N1 infections in domestic cats, an investigation by agriculture ...

A recent study by the Centers for Disease Control and Prevention (CDC) that was supposed to be made public weeks ago, but was ...

The first human case of bird flu in Nevada was caught by a dairy worker earlier this week, marking it the state's first human ...